package wj.jdbc;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;

public class AppJdbcSelect {
    public static void main(String[] args) throws Exception{
        Class.forName("com.mysql.jdbc.Driver");
        String url = "jdbc:mysql://localhost:3306/test?useSSL=false";
        String username = "root";
        String password = "root";
        Connection connection = DriverManager.getConnection(url, username, password);

        //创建陈述句对象
        Statement statement = connection.createStatement();
        //执行查询
        String sql = "SELECT id, `username` FROM user ORDER BY id ";
        ResultSet set = statement.executeQuery(sql);
        //5.获取数据
        while(set.next()){
            String a = set.getString(1);
            String b = set.getString(2);
            System.out.println(a+" "+b);
        }


    }
}
